Home / 8,929.24-12,322.14-5,203

Finding the Fourth Proportional to 8,929.24, 12,322.14 and 5,203

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Solution

The fourth proportional to 8,929.24, 12,322.14 and 5,203 is: 7,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.24 : 12,322.14 = 5,203 : x
  2. Step 2: Convert to fraction form
    8,929.24/12,322.14 = 5,203/x
  3. Step 3: Cross multiply
    8,929.24x = 12,322.14 × 5,203
  4. Step 4: Simplify right side
    8,929.24x = 64,112,094.42
  5. Step 5: Solve for x
    x = 64,112,094.42/8,929.24
  6. Step 6: Final answer
    x = 7,180.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.